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New Hydrating Serum A31: Reduced from 11 to 7 ingredients for even better skin penetration.
New formula — Hydrating Serum A31: Light, water-based texture for instant absorption

New formula — Hydrating Serum A31: Light, water-based texture for instant absorption

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Skin microbiota

The skin microbiota, made up of beneficial protective bacteria, can become imbalanced under the influence of internal or external factors such as stress, hormonal changes, or pollution. When this balance is disturbed, the microorganisms present on the skin can proliferate excessively, leading to skin problems such as acne, eczema, or more simply, irritation.
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The condition of our skin is intimately linked to the balance of our microbiomes, specifically the gut and skin microbiomes. These two ecosystems are interconnected and play a crucial role in the protection, hydration, and immunity of our skin. Some studies even suggest a relationship between the composition of these microbiomes and the onset of rosacea. Let's explore together the influence of microbiomes on the development of this skin condition.

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FAQ about skin microbiota

What factors can disrupt the skin microbiota?

Stress, hormonal changes, exposure to sunlight and pollution, excessive use of antibacterial products, and even diet are all factors that can disrupt the skin microbiota.

Does the skin microbiota vary depending on the areas of the body?

Yes, the microorganisms present on our skin are not the same everywhere. The face, armpits, feet, and intimate areas, for example, have different microbiomes.

Is there a connection between the skin microbiota and eczema?

An imbalance of the skin microbiota, particularly a decrease in protective bacteria such as Staphylococcus epidermidis, may be associated with the onset or worsening of eczema.

How can a disrupted skin microbiota be rebalanced?

Currently, although few studies have explored the possibility of rebalancing the skin microbiota, promising data suggest that incorporating prebiotics and probiotics into skincare routines could play a beneficial role.

How can I tell if my skin microbiome is imbalanced?

An imbalanced skin microbiota can manifest as irritation, redness, breakouts, excessive dryness, or tightness, often accompanied by increased skin sensitivity.

Does the skin microbiota vary by sex?

Yes, studies show that the skin microbiota of men and women differs, particularly due to hormones. Men often have a more diverse microbiota and a higher quantity of bacteria.

Is the skin microbiota different depending on age?

Yes, the skin microbiota changes with age. In younger individuals, the microbiota is generally more balanced and diverse. As we get older, microbial diversity tends to decrease. A major restructuring is particularly observed at puberty, driven by hormonal changes that alter sebum secretion.

What is the role of the skin microbiota?

The skin microbiota contributes to the defense of the skin by limiting colonization by pathogenic microorganisms. It also helps regulate cutaneous immunity.

How does the skin microbiota form?

It develops from birth and changes over time depending on the environment, age, and lifestyle habits. Its composition varies according to the different areas of the body.

What is cutaneous dysbiosis?

Dysbiosis refers to an imbalance of the microbiota. It can promote certain skin conditions, such as acne or eczema.

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